Comparatively, only four percent of the children who received no treatment could eat peanuts without a reaction in the same timespan.

Lead researcher Mimi Tang pioneered the dual-therapy approach to treating peanut allergies, and she posits that probiotics – Lactobacillus rhamnosus was used in the study – increase the chances of cells responding to the immunotherapy.

The Lancet – Long-term clinical and immunological effects of probiotic and peanut oral immunotherapy after treatment cessation: 4-year follow-up of a randomised, double-blind, placebo-controlled trial